This is the first novel in what has become one of the most popular series in contemporary SF, now back in print from Tor. In the 24th century, the Company preserves works of art and extinct forms of life (for profit of course). It recruits orphans from the past, renders them all but immortal, and trains them to serve the Company, Dr. Zeus. One of these is Mendoza the botanist. She is sent to Elizabethan England to collect samples from the garden of...